diff --git a/lib/dashboard/light_monitor.js b/lib/dashboard/light_monitor.js new file mode 100644 index 00000000..3265b19c --- /dev/null +++ b/lib/dashboard/light_monitor.js @@ -0,0 +1,171 @@ +let blessed = require("neo-blessed"); +let CommandHistory = require('./command_history.js'); + +class LightMonitor { + constructor(_options) { + let options = _options || {}; + this.env = options.env; + this.console = options.console; + this.history = new CommandHistory(); + this.events = options.events; + + this.color = options.color || "green"; + this.minimal = options.minimal || false; + + this.screen = blessed.screen({ + smartCSR: true, + title: options.title || ("Embark " + options.version), + dockBorders: false, + fullUnicode: true, + autoPadding: true + }); + + this.layoutLog(); + this.layoutCmd(); + + this.screen.key(["C-c"], function () { + process.exit(0); + }); + + this.logEntry = this.logEntry.bind(this); + + this.screen.render(); + this.input.focus(); + } + + logEntry() { + this.logText.log(...arguments); + this.screen.render(); + } + + layoutLog() { + this.log = blessed.box({ + label: __("Logs"), + padding: 1, + width: "100%", + height: "100%", + left: "0%", + top: "0%", + border: { + type: "line" + }, + style: { + fg: -1, + border: { + fg: this.color + } + } + }); + + this.logText = blessed.log({ + parent: this.log, + tags: true, + width: "100%-5", + //height: '90%', + scrollable: true, + input: false, + alwaysScroll: true, + scrollbar: { + ch: " ", + inverse: true + }, + keys: false, + vi: false, + mouse: true + }); + + this.screen.append(this.log); + } + + layoutCmd() { + this.consoleBox = blessed.box({ + label: __('Console'), + tags: true, + padding: 0, + width: '100%', + height: '6%', + left: '0%', + top: '95%', + border: { + type: 'line' + }, + style: { + fg: 'black', + border: { + fg: this.color + } + } + }); + + this.input = blessed.textbox({ + parent: this.consoleBox, + name: 'input', + input: true, + keys: false, + top: 0, + left: 1, + height: '50%', + width: '100%-2', + inputOnFocus: true, + style: { + fg: 'green', + bg: 'black', + focus: { + bg: 'black', + fg: 'green' + } + } + }); + + let self = this; + + this.input.key(["C-c"], function () { + self.events.emit('exit'); + process.exit(0); + }); + + this.input.key(["C-w"], function () { + self.input.clearValue(); + self.input.focus(); + }); + + this.input.key(["up"], function () { + let cmd = self.history.getPreviousCommand(); + self.input.setValue(cmd); + self.input.focus(); + }); + + this.input.key(["down"], function () { + let cmd = self.history.getNextCommand(); + self.input.setValue(cmd); + self.input.focus(); + }); + + this.input.on('submit', this.submitCmd.bind(this)); + + this.screen.append(this.consoleBox); + } + + submitCmd(cmd) { + if (cmd !== '') { + this.history.addCommand(cmd); + this.executeCmd(cmd); + } + this.input.clearValue(); + this.input.focus(); + } + + executeCmd(cmd, cb) { + const self = this; + self.logText.log('console> '.bold.green + cmd); + self.console.executeCmd(cmd, function (result) { + self.logText.log(result); + if (cb) { + cb(result); + } + }); + } + +} + +module.exports = LightMonitor;